Gecko Gladiator (Library Binding) (ISBN-13: 9781467721158)

Josh and Danny are stuck in Princess Land--a store full of pink toys and worse: actual girls! To avoid security guards and screeching girls, the twins try a quick spritz of the infamous S.W.I.T.C.H. formula. But the spray only half-works! They are stuck with the head of a lizard and the body of a boy. Then their situation takes a nasty turn...